The Electronic Rothamsted Archive

GCTE SOMNET

The official GCTE Soil Organic Matter Network Database

1) EXPERIMENT

2) CONTACT PERSON

Name: Prof. Dr. Paul Kuldkepp and Ass. Prof. Dr. Enn Leedu

Address: Agricultural University of Estonia, Department of Soil Science and Agrochemistry, Viljandi Str., Eerika, EE2400 Tartu, Estonia

Telephone number: ++37 - 27 - 313 544; 37 - 27 - 313 538

FAX: ++37 - 27 - 313 535

Email: paulk@eau.ee; leedu@eau.ee

Formal GCTE SOMNET member

3) ENVIRONMENT

a) Where the experimental site is

Country: Estonia

Continent: Europe

Longitude: 26 degrees 40 minutes East

Latitude: 58 degrees 22 minutes North

Altitude: 55 m

b) Site history/geology

Site geology: Calcareous red-brown loamy till underlain by Modle-Devonian. Sandstone deeper than 5 - 10 m. Original ecosystem: Spruce-decidous forest of Hepatica- Pulmonaria site type. The site Tartu is located on the northen part of South-Estonia tilly plateau.

c) Ecosystem

d) Climatic region

e) Average climatic conditions at the experimental site

4) SOIL CHARACTERISTICS

a) Soil description

    • SOIL_INT SOIL_NAT
    HORIZON
    DEPTH
    Hapli-Stagnic Luvisol Fahlerde
    A
    0 ... 25
    E
    25 ... 58
    Bt
    58 ... 86
    C
    86 ... 200 +

    b) Soil properties

     
    PROPERTY
    UNITS
    VALUE
    A
    E
    Bt
    C
    clay content
    %
    8,5
    7,9
    16,7
    17,0
    fine silt content 6.3-2.0 µm
    %
    No
    mea-
    su-
    red
    middle silt content 20-6.3 µm
    %
    15
    14,6
    11,5
    11,3
    coarse silt content 63-20 µm
    %
    17,1
    15,2
    15,2
    12,1
    fine sand content 200-63 µm
    %
    44,1
    43,0
    37,9
    40,0
    middle sand content 630-200 µm
    %
    9,1
    10,5
    11,1
    11,3
    coarse sand content 2000-630 µm
    %
    6,2
    8,9
    7,3
    8,3
    fine earth < 2 mm
    %
    94
    92
    93
    94
    coarse earth > 2 mm
    %
    6
    8
    7
    6
    dry matter density
    g/cm^3
    2,61
    2,66
    2,66
    2,67
    bulk density
    g/cm^3
    1,47
    1,74
    1,77
    1,82
    hygroscopicity
    M%
    (2,24) 2,44
    2,75
    2,91
    3,08
    wilting point
    VOL%
    5,38
    7,17
    7,72
    8,41
    field capacity
    VOL%
    29,3
    21,3
    22,1
    21,8
    sand content
    %
    59,4
    62,4
    56,3
    59,6
    silt content
    %
    32,1
    29,8
    26,7
    23,4
    sorption capacity
    mval/100g
    9,6
    4,9
    6,8
    6,7
    Root depth
    cm
    25
    -
    -
    -
    ground water level
    m

    5) LAND USE AND TREATMENTS

    Number of factors: 2

    Number of treatments: 15

    Treatment factor A: Organic manure
     
     
    potato
    spring wheat
    spring barley
    a1 = control
    -
    -
    -
    a2 = farmyard manure
    600 dt/ha
    -
    -
    a3 = straw
    40 dt/ha straw

    + 400 dt/ha beet leafs
    400 dt/ha beet leafs
    40 dt/ha straw

    + 34 kg N

    Treatment factor B: mineral N fertilization
     

    b1 = N0 0 kg/ha
    b2 = N1 40 kg/ha
    b3 = N2 80 kg/ha
    b4 = N3 120 kg/ha
    b5 = N4 160 kg/ha

    Crop rotation potato - spring wheat - spring barley
     
    No. of treatment
    Combination of levels
    1
    1.1
    2
    1.2
    3
    1.3
    4
    1.4
    5
    1.5
    6
    2.1
    7
    2.2
    8
    2.3
    9
    2.4
    10
    2.5
    11
    3.1
    12
    3.2
    13
    3.3
    14
    3.4
    15
    3.5

    6) MEASUREMENTS MADE DURING THE EXPERIMENT

    a) Vegetation measurements made and frequency

    b) Soil sampling

    c) Soil measurements made and frequency

    d) Details of the meteorological station

    Nearest meteorological station to the site: Eerika, 1 km from field experiment

    e) Meteorological data available and frequency

    Rainfall: Daily
    Air temperature: Daily
    Soil temperature: Daily

    f) Isotope measurements available and frequency

    None

    g) Archived samples available

    Yes - kept in Department of Soil Science and Agrochemistry, Eerika, Tartu

    7) EXPERIMENTAL DESIGN

    a) Details of the plots

    block design
    Details of the plots:
    Number of replications: 3

    Number of plots: 135

    Width of smallest plot: 5 m

    Length of smallest plot: 10 m

    Size of the smallest plot: 50 m2

    Size of the whole experiment: 7650 m2

    b) Details of replication, randomization and controls

    Replicates are distributed by block design. There are control plots.

    8) DATA AVAILABLE IN ELECTRONIC FORMAT

    Complete - all data available in electronic format in Department of Soil Science and Agrochemistry, Eerika, Tartu

    9) KEY REFERENCES

    Kuldkepp, P. Teesalu, T. and Liiva, I.: Influence of mineral and organic N fertilizers on the yield, ist quality and N balance in the (IOSDV) soil in Tartu (Estonia) (In German). Einfluss mineralischer und organischer N-Düngung auf Ertrag, Qualitätsmerkmale und auf die N-Bilanz im (IOSDV) Tartu/Estland. Arch. Acker-Pfl. Boden., Vol. 40, H. 2, pp 97-105, 1996

    Kuldkepp, P.: The effect and interaction of different mineral and organic N-fertilization on yield and soil properties in the international organic long-term fertilization experiment at Tartu (Estonia) after 6 years (In German). Wirkung und Wechselwirkung unterschiedlicher mineralischer und organischer N-Düngung auf Ertrag und Bodeneigenschaften im IOSDV Tartu (Estland) nach 6 Jahren. Arch. Acker-Pfl. Boden., Vol. 42, H. 4, pp 21-32, 1997

    Limberg, P. and Kuldkepp, P.: The international organic nitrogen long-term fertilization experiment - A comparison between the Berlin and Tartu locations (In German). Internationale organische Stickstoffdauerdüngungsversuche (IOSDV). Standortvergleich Berlin - Tartu (Dorpat). Arch. Acker-Pfl. Boden., Vol. 42, H. 4, pp 33-43, 1997

    Tarn, T.: Influence of mineral and organic fertilization on nitrogen content in cereals (In German). Der Einfluss der mineralischen und organischen N-Düngung auf den Stickstoffgehalt in Getreidepflanzen. Arch. Acker-Pfl. Boden., Vol. 42, H. 4, pp 45-49, 1997

    Lieres von, A.-L. and Teesalu, T.: The germination of wheat and barley under the influence of four stations and the N-fertilization of the international organic nitrogen long-term fertilization experiment series (In German). Die Keimfähigkeit von Weizen und Gerste unter dem Einfluß von vier Standorten und den N-Düngungsvarianten der IOSDV-Serie. Arch. Acker-Pfl. Boden., Vol. 42, H. 4, pp 51-56, 1997

    Kuldkepp, P. and Tarn, T.: Influence of N-fertilization and weather conditions on the yield and yield formation of spring barley: International organic nitrogen long-term fertilization experiment (IOSDV) in Tartu/Estlonia (In German). Der Einfluss von N-Düngung und Jahreswitterung auf die Ertragskomponenten, Erträge und ertragsbildenden Faktoren von Sommergerste im IOSDV Tartu/Estland. Arch. Acker-Pfl. Boden., Vol. 44, H. 5, pp 111-117, 1999

    Kanal, A.; Kuldkepp, P. and Truu, J.: Microflora activity and chemical properties of Podzoluvisol in field experiment with different manures Mikrobielle Aktivität und bodenchemische Eigenschaften einer Parabraunerde bei verschiedener organischer Düngung. Arch. Acker-Pfl. Boden., Vol. 44, H. 6, pp 507-521, 1999

    10) Additional information:

    None

    Information

    Copyright © 2000 Pete Falloon, Institute of Arable Crops Research